{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["cell line", "protein", "RNA", "DNA", "cell type"], "input": "To address the role of Oct-2 in the T-cell lineage , we studied the expression of Oct-2 mRNA and protein in nontransformed human and mouse T cells ."}
{"cell line": [], "protein": ["Oct-2"], "RNA": ["Oct-2 mRNA"], "DNA": [], "cell type": ["T-cell lineage"]}